Home / 1,073,158.60-1,609,154.70-442,136.20

Finding the Fourth Proportional to 1,073,158.60, 1,609,154.70 and 442,136.20

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Solution

The fourth proportional to 1,073,158.60, 1,609,154.70 and 442,136.20 is: 662,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,158.60 : 1,609,154.70 = 442,136.20 : x
  2. Step 2: Convert to fraction form
    1,073,158.60/1,609,154.70 = 442,136.20/x
  3. Step 3: Cross multiply
    1,073,158.60x = 1,609,154.70 × 442,136.20
  4. Step 4: Simplify right side
    1,073,158.60x = 711,465,544,270.14
  5. Step 5: Solve for x
    x = 711,465,544,270.14/1,073,158.60
  6. Step 6: Final answer
    x = 662,964.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.